(19)
(11) EP 1 317 752 A1

(12)

(43) Date of publication:
11.06.2003 Bulletin 2003/24

(21) Application number: 01982239.4

(22) Date of filing: 03.09.2001
(51) International Patent Classification (IPC)7G10L 19/00, H04L 1/20
(86) International application number:
PCT/EP0110/154
(87) International publication number:
WO 0202/1514 (14.03.2002 Gazette 2002/11)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 06.09.2000 EP 00203109

(71) Applicant: Koninklijke KPN N.V.
9726 AE Groningen (NL)

(72) Inventors:
  • BEERENDS, John, Gerard
    NL-4585 PB Hengstdijk (NL)
  • HEKSTRA, Andries, Pieter
    NL-4844 BB Terheijden (NL)

(74) Representative: Wuyts, Koenraad Maria 
Koninklijke KPN N.V.,Intellectual Property Group,P.O. BOX 95321
2509 CH The Hague
2509 CH The Hague (NL)

   


(54) A METHOD AND A DEVICE FOR OBJECTIVE SPEECH QUALITY ASSESSMENT WITHOUT REFERENCE SIGNAL